package com.jwj.config;

import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.LinkedHashMap;
import java.util.Map;

@Configuration
public class ShiroConfig {

    //ShiroFilterFactoryBean (第三步)

    @Bean
    public ShiroFilterFactoryBean getShiroFilterFactoryBean(@Qualifier("SecurityManager") DefaultWebSecurityManager defaultWebSecurityManager){
        ShiroFilterFactoryBean bean = new ShiroFilterFactoryBean();
        //设置安全管理器
        bean.setSecurityManager(defaultWebSecurityManager);
        //添加shiro的内置过滤器
        /*
            anon: 无需认证就可访问
            authc: 必须认证了才能访问
            user: 必须拥有 记住我 功能才能访问
            perms: 拥有对某个资源的权限才能访问
            role: 拥有某个角色权限才能访问
         */
        Map<String, String> filterMap = new LinkedHashMap<>();
        //授权
        filterMap.put("/user/loginOut","authc");
        filterMap.put("/user/loginOneId","authc");
        filterMap.put("/category/all","authc");
        filterMap.put("/category/showState","authc");
        filterMap.put("/category/add","authc");
        filterMap.put("/category/delete","authc");
        filterMap.put("/category/tofind","authc");
        filterMap.put("/category/update","authc");
//        filterMap.put("/file","authc");
        filterMap.put("/","perms[net]");
        filterMap.put("/user/logout","logout");
        bean.setFilterChainDefinitionMap(filterMap);
        //设置登录的请求
        bean.setLoginUrl("http://localhost:8080/");
        //设置跳转未授权的页面
        bean.setUnauthorizedUrl("http://localhost:8080/");
        return bean;
    }
    @Bean(name = "SecurityManager")
    //DefaultWebSecurityManager (第二步)
    public DefaultWebSecurityManager getDefaultWebSecurityManager(@Qualifier("userRealm") UserRealm userRealm){
        DefaultWebSecurityManager defaultWebSecurityManager = new DefaultWebSecurityManager();
        //关联UserRealm
        defaultWebSecurityManager.setRealm(userRealm);
        return defaultWebSecurityManager;
    }

    //创建reaml 对象，需要自定义类 (第一步)
    @Bean
    public UserRealm userRealm (){
        return new UserRealm();
    }

}
